In this Aug. 27, 2015, photo, images from closed circuit video cameras monitor a shopping mall plaza across from the Erawan Shrine, the site of the Aug. 17 bombing, in Bangkok, Thailand. Bangkok's laid-back vibe has toughened a bit in the aftermath of last month's deadly bombing in the heart of the city. Security appears tighter, with a more conspicuous contingent of police, soldiers and plainclothes officers patrolling and guarding tourist areas and public places that attract crowds. (AP Photo/Sakchai Lalit) (The Associated Press)

In this Aug. 28, 2015, photo, a security official checks bags at a shopping mall entrance in Bangkok, Thailand. Bangkok's laid-back vibe has toughened a bit in the aftermath of last month's deadly bombing at the Erawan Shrine in the heart of the city. Security appears tighter, with a more conspicuou...